Infections with other variants were excluded, except for Beta in an additional analysis.
The New England Journal of Medicine.
The authors are also grateful for the Qatar Genome Programme, which provided institutional support for the reagents needed for viral genome sequencing.
Following clarification of cell debris and ultrafiltration, the second was performed in the same conditions as the first inactivation.
The vaccines were donated to Iran by the Red Cross Society of China, said Rouhollah Latifi, adding that the Airbus 340 carrying the doses landed in Tehran at 6:50 local time.
The trio of top frontrunners was completed by a team at the partnered by.